Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 256-277-5 | CAS number: 46729-07-1
Vapour pressure
Administrative data
Link to relevant study record(s)
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Experimental starting date: 02 November 2017. Experimental completion date: 02 November 2017
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- effusion method: vapour pressure balance
- Specific details on test material used for the study:
- Identification: 4-(1,1-dimethylethyl)cyclohexyl methacrylate (CAS 46729-07-1)
Alterative name: Nourycryl MC 110
Description: clear colourless liquid
Batch number: DAR-16030
Purity: 89.2%
Expiry date: 01 August 2018
Storage conditions: approximately 4°C, in the dark - Key result
- Temp.:
- 25 °C
- Vapour pressure:
- 2.88 Pa
- Conclusions:
- The vapor pressure of the test item by the balance method has been determined to be 2.88 Pa at 25 °C (298 K).
- Executive summary:
The vapor pressure of 4-(1,1-dimethylethyl)cyclohexyl methacrylate (CAS 46729-07-1) has been determined to be 2.88 Pa at 25 °C (298 K), using the balance method, designed to be compatible with Method A.4 Vapour Pressure of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 104 of the OECD Guidelines for Testing of Chemicals, 23 March 2006.
Reference
Results
The direct values of the vapor pressure at 25 °C are shown in the following table:
Vapor Pressure Data at 25 °C
| Run | Mass Difference (μg) | Vapor Pressure (Pa) |
| 1 | 1933.14 | 2.684 |
| 2 | 1902.68 | 2.641 |
| 3 | 1985.9 | 2.757 |
| 4 | 2080.44 | 2.888 |
| 5 | 2136.17 | 2.966 |
| 6 | 2154.02 | 2.99 |
| 7 | 2158.51 | 2.997 |
| 8 | 2147.55 | 2.981 |
| 9 | 2137.34 | 2.967 |
| 10 | 2114.1 | 2.935 |
Mean vapor pressure at 25 °C: 2.88 Pa
Discussion
The test item did not visually change in appearance under the conditions used.
Description of key information
The measured vapour pressure is 2.88 Pa @ 25 oC
Key value for chemical safety assessment
- Vapour pressure:
- 2.88 Pa
- at the temperature of:
- 25 °C
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
